Chemical Reactions
Presentation
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Chemistry
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7th Grade
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Practice Problem
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Easy
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NGSS
K-2-ETS1-1
Standards-aligned
Mariah Gaither
Used 8+ times
FREE Resource
16 Slides • 3 Questions
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Chemical Reactions
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How many atoms do we need for this equation to be balanced?
A. 1 H2, 2 O2, 1 H20
B. 2 H2, 1 O2, 2 H20
A. 1 H2, 2 O2, 2 H20
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Poll
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B!!!
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How many atoms do we need for this equation to be balanced?
A. 1 H2O2, 1 H20, 2 O2,
B. 2 H2O2, 2 H20, 1 O2
A. 1 H2O2, 2 H20, 2 O2
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Poll
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B!!!!!
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How many of each atom do we need to make this equation balanced?
A. 3 Na, 2 O2, 1Na2O
B. 4 Na, 1 O2, 2Na2O
C. 2 Na, 2 O2, 2Na2O
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Poll
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B!!!!
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Chemical Reactions
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